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I am not saying that you should not purchase a Hickok like a or at the are compact bench top models that are basically laid out as this A above. Use this procedure to test and calibrate the Hickok Model /A mutual conductance (AKA transconductance) tube testers. Except as noted, all of the. I have a Hickok Model A tube tester that I’m learning to use. Hopefully someone here can answer a question for me. On the micromho meter.

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Hicjok you I downloaded the manual, the unit looks clean but the case looks a bit beat but should clean up. Up for sale here is this selector switch from a Hickok A tube tester.

Avoid like monkey plague. Models and A. Don’t buy a tester that is recommended by hearsay-like “it worked when my uncle had it” or “Ray the radio guy said it’s fine, but I don’t know how to run it”.

There is supplemental test data for TV-7 available online. Yes, my password is: I had a A, my first tester. If you understand how the tester works, you can come up with your own settings and just read the gm numbers and make your own assessment based on the tube’s data sheet and your tolerance for And you know what? This tester will give you the most repeatable tests. RetrovertDec 10, Handy size and any tube data not on the roll chart you can find elsewhere.


My A and often run 8 hours or more a day,and have done so for decades. Data is widely available.

Hickok A tube tester | It Audio / Tonegeek

About a zillion years ago I made an adapter from an old tube socket for mine so I could test ‘s. This may work in oth The TV-7 is very similar to TV but has flip-chart tube data in the upper lid of the unit. I better check that when I get it! The best feature of the ‘s is the dual triode test buttons-you can test both hicook of a twin triode without re-setting the selectors.

You must log in or sign up to reply here. It’s not like we’re doing life tests on ‘s.

Hickok 600A

The full military manual comes with instructions regarding the destruction of the hickoj using explosives, axes, or throwing it overboard, to avoid the tester coming into the possession of an enemy power. If you don’t need to test modern types like Novars and Compactrons,this is a great machine. No button cover knobs are included. If most of the screws are gone it means hiclok somebody knowledgeable looked inside and decided the tester was SHOT and there was no point in bothering to put all the screws back in.

Don’t get me wrong, the is a great machine but, so is the A. One can only imagine if our enemies got a hold of a TV! The “C” model is the premium model with 9 and 12 pin compactron sockets. Log in or Sign up. It may need cleaning and lubrication. Share This Page Tweet.


Calibration and Testing of the Hickok Model 600/600A Tube Testers

Hi all, Is it worth buying one of these, I’ve seen one and know how good they are, I’m getting more into tubes and it would be great to get one and fix it up, if possible. See each listing for international shipping options and costs.

The B and C units have a “VR” function to give a quantitative test on voltage regulator tubes like 0A2. Your name or email address: But I would verify the calibration.

This may need a shot of Deoxit but otherwise will yickok fine. The TV is a nice compact military version Hickok. These are nice compact testers and data is widely available. A super value compared with TV and TV The A unit is older, and data is less available. I dumped it as soon as a I could afford became available. No 9 or 12 pin compactron.

I recently picked up a A as well I went for it, I purchased it and when I receive it I’ll post pictures. Check neon bulbs and operatio Hi Tom, Are they easy nickok calibrate to be able to test some tubes?